Calculus ABThank You. This works,and easier I also did it by finding the ln of the expression (3x+1)[ln(3x-2)-ln(3x+4)] changed to [ln(3x-2)-ln(3x+4)]/(1/(3x+1) then used L'Hospital Rule to get lim=0 so since ln y = 0, the e^0=1
July 7, 2015

Calculus ABGateway Arch in St. Louis was constructed using the equation y=211.49-20.96cosh(0.03291765x) where |x|<=91.20 a) what is the height at its center in meters b) At what points is height 70m (2 values of x) c) what is the slope of arch at points in part b
June 21, 2015

HelpCompound subjects- those that joined with " and"- should take singular verbs. The CD player and moon-roof is included in the car's price. Is it true?
June 15, 2015

MathThe cost T, in hundreds of dollars, of tuition and fees at many community colleges can be approximately by T=1/4c+6,where c is the number of credits for which a student registers. Graph the equation and use the graph to estimate the cost of tuition and fees when a student ...
May 13, 2015

college matheach individual letter of the word Tallahassee is placed on a piece of paper and all 11 pieces of paper are placed in a hat. If one letter is selected at random from the hat, determine the probability that the letter T or E is selected.
May 13, 2015

College mathEach inidividual letter of the word Tallahassee is placed on a piece of paper and all 11pieces of paper are placed in a hat, if one letter is selected at random from the hat, determine the probability that the letter T or F is selected.
May 11, 2015

Co-operate FinanceAs the investment analyst for King breweries you are required to analyze the automated loom system in the Castle larger production line. The old system was purchased 5 years ago for $200,000. It falls in the accelerated cost recovery 5 year class and it has 5 years of ...
March 24, 2015

mathwrite an expression for the following frase and evaluate. -8 decreased by the product of-4 and 3 -8-(-4x3)????
February 5, 2015

mathwhen a cold front move through, the temperature dropped at an average of 3 degree per hour.using a signed number find the change in temperature after six hours
February 5, 2015

MathTwo equilateral triangles are sitting side-by-side. The length of one side of Triangle A is 5 ft. The sides of Triangle B are 3 times as long as those of Triangle A. How long is the length of one side of Triangle B?
January 29, 2015

statisticsThe batting averages of the first three batters in the Eureka College womens softball team lineup are .310, .301, and .277. If the first three batters are considered as the lead-off group, what is the batting average of the group?
January 22, 2015

College MathThe number of visitors to your business website increased at a rate of 60% per day, going from 30 per day to 30,000 per day. How many days did it take to go from 30 to 30,000 visitors per day? 30,000(1+0.6) but I need to solve for t that's where I get lost.
December 21, 2014

AlgebraTemperature AF 40 1000 60 1840 70 2260 85 2890 Find a linear model for the number of acre-feet of water that evaporate as function of temperature. E(T)=
October 28, 2014

AlgebraTemperature AF 40 1000 60 1840 70 2260 85 2890 Find a linear model for the number of acre-feet of water that evaporate as function of temperature. E(T)= Is the answer E(T)=42T-960?
October 27, 2014

AlgebraFind the equation of the line, in slope-intercept form, that satisfies the given conditions. The graph is perpendicular to the graph of y=3x-1 and passes through the points whose coordinates are (4,-2). Y=______
October 27, 2014

Organic ChemistryA student obtains a yield of 79% from his salicylic acid. How many grams of salicylic acid will the student need to produce 135 g of aspirin?
May 10, 2014

bshs 382 for what data f=0.46 and the P value equals 0.63 what can you con conclude? what were the assumptions on which the Anova was based which assumption is the most important
April 7, 2014

PhysicsA stone is dropped at t = 0. A second stone, with 4 times the mass of the first, is dropped from the same point at t = 110 ms. (a) How far below the release point is the center of mass of the two stones at t = 410 ms? (Neither stone has yet reached the ground.) (b) How fast is...
April 1, 2014

MathA pair of jeans is marked down 15%. Its original price was $45.00. What is the original price?
February 24, 2014

mathAdam wants to compare the fractions 2/5 , 1/6 and 1/3. He wants to order them from least to greatest and rewrite them so they all have the same denominator. Explain how Adam can rewrite the fraction Oops I made a mistake on the previous question! Sorry about that....
February 10, 2014

GeometryIf RS = 4x, Line RS approximately equal to line ST and RT = 24, then find the value of x. Can someone please help me, i don't understand this at all!
November 15, 2013

GeometryIf ST = y + 2, RT = 5y  10 and RS = 2y, then find the value of y and all three lengths. If RS = 4x, Line RS approximately equal to line ST and RT = 24, then find the value of x.
November 15, 2013

PhysicsA student on a piano stool rotates freely with an angular speed of 2.85rev/s . The student holds a 1.10kg mass in each outstretched arm, 0.789m from the axis of rotation. The combined moment of inertia of the student and the stool, ignoring the two masses, is 5.23kg⋅m2...
November 7, 2013

ChemistryIf the heat of combustion for a specific compound is -1080.0 kJ/mol and its molar mass is 58.29 g/mol, how many grams of this compound must you burn to release 300.60kJ of heat?
October 29, 2013

FinanceTempleton Extended Care Facilities, Inc. is considering the acquisition of a chain of cemeteries for $400 million. Since the primary asset of this business is real estate, Templeton's management has determined they will be able to borrow the majority of the money needed to...
September 23, 2013

mathIt is between 7 and 8 million it contains all the digits greater then 1 and less then 8 the hundred thousands digit is 3 the ten thousands digit are the same their sum is the ones digit the tens digit is greater then the hundreds digit
September 13, 2013

mathwhat is the net weight of 36 items that weigh 36 grams each in pounds or ounces
June 18, 2013

HistoryExplain a few of the National Urban Leagues social services and what they entailed.
May 8, 2013

mathAdnan asked 20 friends to tell him their favorite season of the year. Autumn was the favorite season of the year for 30% of Adnans friends. How many of his friends chose autumn?
May 2, 2013

chemistrywhat is the volume in liters in H2gas produced at 24 degree celsius and 835 mmhg from the reaction of 12g of many thanks
May 2, 2013

chemistryWhat is the expected freezing point of a 3.50 m (m standing for molality)aqueous solution of BaCl2(Kfp= 1.86 degrees Celsius/m)? What is the expected boiling point(Kbp= 0.512 degrees Celsius/m)? which is effected to the greater extent, the boiling point or freezing point? ...
April 7, 2013

chemistrySodium bicarbonate is often used to neutralize acids, such as the following reaction: NaHCO3 + HCl ---> NaCl + H20 + CO2. What is the normality of a sodium bicarbonate solution containing 5.08 g NaHCO3 in 150.0 mL solution? this chapter in chemistry is really confusing and ...
April 7, 2013

PhysicsA proton (mass m = 1.67 10-27 kg) is being accelerated along a straight line at 3.6 1015 m/s2 in a machine. The proton has an initial speed of 2.4 107 m/s and travels 2.8 cm. (a) What is its speed? (b) What is the increase in its kinetic energy?
February 25, 2013

MathFor some constants A and B, the rate of production, R(t), of oil in a new oil well is modelled R(t)=A+Be^(-t)sin(2πt) where t is the time in years, A is the equilibrium rate, and B is the "variability" coefficient. Find the total amount of oil produces in the ...
February 20, 2013

mathlet x represent one of the shirts and then set up the equation 3x-(3x*.3)=63 because there are 3 shirts and after you find the total of the shirts you would usually subtract the percentage of that total from the total. The equation equals 63 from what was given. then solve 3x...
February 19, 2013

Calculus IIFor some constants A and B, the rate of production, R(t), of oil in a new oil well is modelled R(t)=A+Be^(-t)sin(2πt) where t is the time in years, A is the equilibrium rate, and B is the "variability" coefficient. Find the total amount of oil produces in the ...
February 19, 2013

PhysicsThe only two forces acting on a body have magnitudes F1 and F2 and directions that differ by an angle θ. If the resulting acceleration has a magnitude a, what is the mass of the body?
February 8, 2013

ChemistryAssuming that the [Potato extract] is .001 M and I am going to make a 10 ml solution and each drop is 1/20th of a mL, how do I calculate the [Potato extract] in each reaction solution, using 20 drops, 15, 10, and 5 drops for each one?
February 6, 2013

PhysicsAfter flying for 15 min in a wind blowing 42 km/h at an angle of 28° south of east, an airplane pilot is over a town that is 42 km due north of the starting point. What is the speed of the airplane relative to the air?
February 5, 2013

4th grade mathIn helping my 4th grade grandson last night with his math, he had problems like this 93 * 18. I asked what the asterisk meant and he said the teacher said to "figure it out"
January 30, 2013

PhysicsAn explorer is caught in a whiteout (in which the snowfall is so thick that the ground cannot be distinguished from the sky) while returning to base camp. He was supposed to travel due north for 4.9 km, but when the snow clears, he discovers that he actually traveled 7.8 km at...
January 29, 2013

PhysicsAt a certain time a particle had a speed of 16 m/s in the positive x direction, and 2.2 s later its speed was 30 m/s in the opposite direction. What is the magnitude of the average acceleration of the particle during this 2.2 s interval?
January 27, 2013

PhysicsAt a certain time a particle had a speed of 16 m/s in the positive x direction, and 2.2 s later its speed was 30 m/s in the opposite direction. What is the magnitude of the average acceleration of the particle during this 2.2 s interval?
January 27, 2013

Macroeconomics1. Consider the economic situation in the U.S since 2008 and discuss how supply side and demand side economic may be used to solve the current problems. Also, explain why you believe that these two approaches may or may not work. 2. Provide a numerical example and show how a ...
December 18, 2012

macroeconomics1. Consider the economic situation in the U.S since 2008 and discuss how supply side and demand side economic may be used to solve the current problems. Also, explain why you believe that these two approaches may or may not work. 2. Provide a numerical example and show how a ...
December 18, 2012

medical TechnologiesWhich classification system uses resident assessment data to assign residents to one of fourty-four groups, with each assessment applying to specific days within a resident's stay?
November 11, 2012

AccountingAccounting for a Job-Order Cost System [LO 3, 6, 7, 9] Bob and Beth Ford retired from the food services industry and began catering wedding receptions on a limited basis. The major costs in setting up their business included: linens, $1,600; two complete silver services, $1,...
October 1, 2012

essayImagine that you are hosting a group of exchange students next term. You are responsible for welcoming the students to campus and acquainting the students with life on campus socially as well as academically
September 21, 2012

chemistryIf the sun is 150,000,000 km away, how many minutes does it take light to travel from the sun to the earth? Assume light travels at a speed of 3.0x10^10 cm/sec
September 12, 2012

algebraI'm having difficulty solving 0.7y+9=y+15????? I know the answer is 20 but can't remember procedure. Do I change the decimal to a fraction 1st???
August 23, 2012

businessWould you invest in the company you reviewed based on the information contained in the annual report? Why or why not? Please list examples to support your answer.
June 17, 2012

PHYSICSAn 800.0 kg roller coaster car is at rest at the top of a 95 m hill. It rolls down the first drop to a height of 31 m. When it travels to the top of the second hill, it is moving at 28 m/s. It then rolls down the second hill until it is at ground level. What is the kinetic and...
June 6, 2012

applied business lawJud Wheeler signed a contract to purchase 10 acres of land in Idaho from the Krauses. If Jud offered the Krauses considerably less for their property than its possible market value and the Krauses accepted the offer, could they avoid the contract on later learning that they ...
May 1, 2012

Statisticstwo hundred math 115 students kept trak of the number of hours of homework they did during the fall 94 semester. the results are found to closely approximate a normal distribution with mean 14 hours and standard deviation 2 hours. determine the fraction of the students who ...
April 21, 2012

MathA warranty identification number for a certain product consists of a letter of alphabet followed by four-digit number. How many possible identification numbers are there if the first digit of the four-digit number must be nonzero?
April 3, 2012

MathMonique runs one fourth mondays one half on Tuesday three fourth on wednesday and one mile on Thursday how much does she increase her running time?
April 3, 2012

programming in BASICS1. The result of computations done in a -----statement are not stored in the computer's memory. A.LET; B. PRINT; C. compute; D. PRINT USING. 2. which of the following statements may appear anywhere you need them in a program, and you can use as many as you want. A. stop; B...
March 28, 2012